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Finding the Fourth Proportional to 182,712.87, 274,069.17 and 49,612.66

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Solution

The fourth proportional to 182,712.87, 274,069.17 and 49,612.66 is: 74,418.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,712.87 : 274,069.17 = 49,612.66 : x
  2. Step 2: Convert to fraction form
    182,712.87/274,069.17 = 49,612.66/x
  3. Step 3: Cross multiply
    182,712.87x = 274,069.17 × 49,612.66
  4. Step 4: Simplify right side
    182,712.87x = 13,597,299,177.35
  5. Step 5: Solve for x
    x = 13,597,299,177.35/182,712.87
  6. Step 6: Final answer
    x = 74,418.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.